Detectives from the Arson Squad’s Strike Force Vulcan are appealing to the public to help investigate suspicious bushfires in Baldivis and Wellard which were lit on Sunday.
About 2.20pm, the Department of Fire and Emergency Services and police were called to the fires.
The first bushfire occurred in bushland near the corner of Millar Road and Wellard Road in Baldivis in an area to the side of the freeway.
The fire burnt approximately 24 hectares.
The second fire occurred a short distance away along Wellard Road in an area approximately 500 metres south-east of the Bertram/Wellard roundabout.
The fire burnt approximately 0.5 hectares.
Investigators believe a man seen in the area at the time may be able to assist with their inquiries.
He is described as being approximately 20-years-old, fair skinned, dark curly hair, wearing fluro or high-visibility clothing and riding an orange bike.
Investigators are asking anyone with any information relating to this fire, or who saw any suspicious persons or vehicles in the area to call Crime Stoppers on 1800 333 000 or make report online at crimestopperswa.com.au.
Rewards of up to $50,000 are available for information that leads to the identification and conviction of an arsonist.